Senior AI Engineer – Azure, .NET, Agentic AI (Hybrid)

CPS Group (UK) Limited; Cardiff; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

CPS Group (UK) Limited is seeking a Senior AI Software Engineer in Cardiff with strong C#/.NET and Azure experience to design, build and deploy AI-powered applications in secure, regulated environments.

You will develop production-grade software, APIs, and AI workflows, applying RAG, prompt engineering and agent orchestration while ensuring governance and security. Hybrid work with monthly in-office days and collaboration with clients and stakeholders.

Qualifications

• Proven experience in C#/.NET and Azure cloud services.
• Experience building AI agentic tools and live production deployments.
• Strong APIs and enterprise integration knowledge.
• Eligible for SC security clearance.

Responsibilities

• Design, build and deploy AI Agentic tools and applications using Microsoft Azure.
• Develop production-ready software and APIs using C#/.NET and Azure AI services.
• Build multi-agent systems and AI-powered workflows, integrating with existing apps and data sources.
• Apply prompt engineering, RAG and agent orchestration to improve AI performance.
• Implement AI security, monitoring, testing and governance measures.
• Take ownership of solutions through full development lifecycle from design to production.
• Work with clients and stakeholders to meet business requirements and mentor peers.

Skills

C#/.NET

Azure AI services

AI agentic tools

APIs / backend services

RAG / prompt engineering

SC Clearance eligible

Python

Tools

Azure OpenAI

Azure AI Search

Job description

CPS Group (UK) Limited is seeking a Senior AI Software Engineer in Cardiff with strong C#/.NET and Azure experience to design, build and deploy AI-powered applications in secure, regulated environments.

You will develop production-grade software, APIs, and AI workflows, applying RAG, prompt engineering and agent orchestration while ensuring governance and security. Hybrid work with monthly in-office days and collaboration with clients and stakeholders.